<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="考试名称" prop="examName">
        <el-input
          v-model="queryParams.examName"
          placeholder="请输入考试名称"
          clearable
          size="small"
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="使用班级" prop="examClass">
        <el-input
          v-model="queryParams.examClass"
          placeholder="请输入使用班级"
          clearable
          size="small"
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="考试类型" prop="examType">
        <el-select v-model="queryParams.examType" placeholder="请选择考试类型" clearable size="small">
          <el-option
            v-for="dict in examTypeOptions"
            :key="dict.dictValue"
            :label="dict.dictLabel"
            :value="dict.dictValue"
            />
        </el-select>
      </el-form-item>
      <el-form-item label="是否开卷" prop="examDecoil">
          <el-select v-model="queryParams.examDecoil" placeholder="请选择是否开卷" clearable size="small">
            <el-option label="闭卷" value="0" />
            <el-option label="开卷" value="1" />
          </el-select>
        </el-form-item>
      <el-form-item label="实例ID" prop="instanceId">
          <el-input
            v-model="queryParams.instanceId"
            placeholder="请输入流程实例ID"
            clearable
            size="small"
            @keyup.enter.native="handleQuery"
          />
      </el-form-item>
      <el-form-item>
        <el-button type="cyan" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['exam:exam:add']"
        >新增</el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="examList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="ID" align="center" prop="id" width="40"/>
      <el-table-column label="考试名称" align="center" prop="examName" />
      <el-table-column label="使用班级" align="center" prop="examClass" width="140" />
      <el-table-column label="考试类型" align="center" prop="examType" :formatter="typeFormat" width="75"/>
      <el-table-column label="是否开卷" align="center" prop="examDecoil" width="60">
        <template slot-scope="scope">
          <span>{{ scope.row.examDecoil === '0' ? '否' : '是' }}</span>
        </template>
      </el-table-column>
      <el-table-column label="考试开始时间" align="center" prop="examStartTime" width="200">
        <template slot-scope="scope">
          <span>{{ parseTime(scope.row.examStartTime, '{y}-{m}-{d} {h}:{i}:{s}') }}</span>
        </template>
      </el-table-column>
      <el-table-column label="考试结束时间" align="center" prop="examEndTime" width="200">
        <template slot-scope="scope">
          <span>{{ parseTime(scope.row.examEndTime, '{y}-{m}-{d} {h}:{i}:{s}') }}</span>
        </template>
      </el-table-column>
      <el-table-column label="试卷附件" align="center" prop="examFile">
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-download"
            @click="handleDownload(scope.row)"
          >下载</el-button>
        </template>
      </el-table-column>
      <el-table-column label="流程实例ID" align="center" prop="instanceId" />
      <el-table-column label="申请人" align="center" prop="applyUserName" />
      <el-table-column label="申请时间" align="center" prop="applyTime" width="200">
        <template slot-scope="scope">
          <span>{{ parseTime(scope.row.applyTime, '{y}-{m}-{d}') }}</span>
        </template>
      </el-table-column>
      <el-table-column label="当前状态" align="center" prop="taskName" width="150" />
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <apply-before
            v-show="!scope.row.instanceId"
            :row="scope.row"
            :handleUpdate="handleUpdate"
            :handleDelete="handleDelete"
            :requestMapping="requestMapping"
            @getList="getList"
          ></apply-before>
          <apply-after
            v-show="scope.row.instanceId"
            :row="scope.row"
            :taskId="scope.row.taskId"
            :type="scope.row.type"
            @getList="getList"
          ></apply-after>
        </template>
      </el-table-column>
    </el-table>

    <pagination
      v-show="total>0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />
    <!-- 添加或修改试卷审核对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="800px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="150px">
        <el-form-item label="考试名称" prop="examName">
          <el-input v-model="form.examName" placeholder="请输入考试名称" clearable :style="{width: '100%'}">
          </el-input>
        </el-form-item>
        <el-form-item label="使用班级" prop="examClass">
          <el-input v-model="form.examClass" placeholder="请输入使用班级" clearable :style="{width: '100%'}">
          </el-input>
        </el-form-item>
        <el-form-item label="考试类型" prop="examType">
          <el-select v-model="form.examType" placeholder="请选择考试类型">
            <el-option
              v-for="dict in examTypeOptions"
              :key="dict.dictValue"
              :label="dict.dictLabel"
              :value="dict.dictValue"
            ></el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="是否开卷" prop="examDecoil">
          <el-switch v-model="form.examDecoil"
                     active-text="开卷"
                     active-value="1"
                     inactive-text="闭卷"
                     inactive-value="0"></el-switch>
        </el-form-item>
        <el-form-item label="考试开始时间" prop="examStartTime">
          <el-date-picker clearable size="small" style="width: 200px"
                          v-model="form.examStartTime"
                          type="datetime"
                          value-format="yyyy-MM-dd HH:mm:ss"
                          placeholder="选择开始时间">
          </el-date-picker>
        </el-form-item>
        <el-form-item label="考试结束时间" prop="examEndTime">
          <el-date-picker clearable size="small" style="width: 200px"
                          v-model="form.examEndTime"
                          type="datetime"
                          value-format="yyyy-MM-dd HH:mm:ss"
                          placeholder="选择结束时间">
          </el-date-picker>
        </el-form-item>
        <el-form-item label="试卷附件" prop="examFile">
          <el-upload
            :disabled="isUploadDone"
            :limit="1"
            ref="examFile"
            :show-file-list="false"
            :action="examFileAction"
            :before-upload="examFileBeforeUpload"
            :on-success="handleUploadSuccess"
            :on-error="handleUploadError"
            :headers="headers"
            accept=".pdf">
            <el-button :disabled="isUploadDone" size="small" type="primary" icon="el-icon-upload">点击上传</el-button>
          </el-upload>
        </el-form-item>
        <el-form-item label="备注" prop="remark">
          <el-input v-model="form.remark" type="textarea" placeholder="请输入内容" />
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import {listExam,getExam,delExam,addExam,updateExam,exportExam} from "@/api/exam/exam";
import ApplyBefore from "@/components/Activiti/ApplyBefore/index";
import ApplyAfter from "@/components/Activiti/ApplyAfter/index";
import {getToken} from "@/utils/auth";
export default {
  name: "Exam",
  components: {
    ApplyBefore,
    ApplyAfter,
  },
  data() {
    return {
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 试卷审核表格数据
      examList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 考试类型字典
      examTypeOptions: [],
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        examName: null,
        examClass: null,
        examType: null,
        examDecoil: null,
        examStartTime: null,
        examEndTime: null,
        applyUserId: null,
        applyUserName: null,
        applyTime: null,
        instanceId: null,
        processKey: null,
      },
      // 表单参数
      form: {
        examDecoil:0
      },
      // 表单校验
      rules: {
        examName: [
          {required: true, message: '请输入考试名称', trigger: 'blur'}
        ],
        examClass: [
          {required: true, message: '请输入使用班级', trigger: 'blur'}
        ],
        examType: [
          {required: true, message: '考试类型不能为空', trigger: 'blur'}
        ],
        examDecoil: [
          {required: true, message: '是否开卷不能为空', trigger: 'blur'}
        ],
        examStartTime: [
          {required: true, message: '考试开始时间不能为空', trigger: 'blur'}
        ],
        examEndTime: [
          {required: true, message: '考试结束时间不能为空', trigger: 'blur'}
        ],
        examFile: [
          {required: true, message: '试卷附件不能为空', trigger: 'blur'}
        ],
      },
      requestMapping: '/exam/exam',
      examFileAction: process.env.VUE_APP_BASE_API +'/common/upload',
      headers: {
        Authorization: "Bearer " + getToken(),
      },
      isUploadDone:false,
    };
  },
  created() {
    this.getList();
    this.getDicts("biz_exam_type").then(response => {
      this.examTypeOptions = response.data;
    });
  },
  methods:{
    examFileBeforeUpload(file) {
      let isRightSize = file.size / 1024 / 1024 < 5
      if (!isRightSize) {
        this.$message.error('文件大小超过 5MB')
      }
      let isAccept = new RegExp('.pdf').test(file.type)
      if (!isAccept) {
        this.$message.error('应该选择.pdf类型的文件')
      }
      this.uploadLoading = this.$loading({
        lock: true,
        text: "上传中",
        background: "rgba(0, 0, 0, 0.7)",
      });
      return isRightSize && isAccept
    },
    handleUploadSuccess(res) {
      console.log(res)
      this.$emit("input", res.url);
      this.form.examFile = res.fileName
      this.$message({
        type: "success",
        message: "上传成功",
      });
      this.$data.isUploadDone = true;
      this.$refs.form.validateField('examFile')
      this.uploadLoading.close();
    },
    handleUploadError() {
      this.$message({
        type: "error",
        message: "上传失败",
      });
      this.$data.isUploadDone = false;
      this.uploadLoading.close();
    },
    /** 查询试卷审核列表 */
    getList() {
      this.loading = true;
      listExam(this.queryParams).then(response => {
        this.examList = response.rows;
        this.total = response.total;
        this.loading = false;
      });
    },
    typeFormat(row, column) {
      return this.selectDictLabel(this.examTypeOptions, row.examType);
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        id: null,
        examName: null,
        examClass: null,
        examType: null,
        examDecoil: null,
        examStartTime: null,
        examEndTime: null,
        examFile: null,
        applyUserId: null,
        applyUserName: null,
        applyTime: null,
        instanceId: null,
        processKey: null,
        delFlag: null,
        createBy: null,
        createTime: null,
        updateBy: null,
        updateTime: null,
        remark: null
      };
      this.isUploadDone = false
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.id)
      this.single = selection.length!==1
      this.multiple = !selection.length
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.open = true;
      this.title = "添加试卷审核";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      const id = row.id || this.ids
      getExam(id).then(response => {
        this.form = response.data;
        this.open = true;
        this.title = "修改试卷审核";
      });
    },
    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate(valid => {
        if (valid) {
          if (this.form.id != null) {
            updateExam(this.form).then(response => {
              this.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            });
          } else {
            addExam(this.form).then(response => {
              this.msgSuccess("新增成功");
              this.open = false;
              this.getList();
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const ids = row.id || this.ids;
      this.$confirm('是否确认删除试卷审核编号为"' + ids + '"的数据项?', "警告", {
        confirmButtonText: "确定",
        cancelButtonText: "取消",
        type: "warning"
      }).then(function() {
        return delExam(ids);
      }).then(() => {
        this.getList();
        this.msgSuccess("删除成功");
      })
    },
    /** 导出按钮操作 */
    handleExport() {
      const queryParams = this.queryParams;
      this.$confirm('是否确认导出所有试卷审核数据项?', "警告", {
        confirmButtonText: "确定",
        cancelButtonText: "取消",
        type: "warning"
      }).then(function() {
        return exportExam(queryParams);
      }).then(response => {
        this.download(response.msg);
      })
    },
    // 文件下载处理
    handleDownload(row) {
      var name = row.examFile;
      var url = process.env.VUE_APP_BASE_API+name;
      console.log(url)
      const a = document.createElement('a')
      a.setAttribute('download', name)
      a.setAttribute('target', '_blank')
      a.setAttribute('href', url)
      a.click()
    }
  }
}
</script>

<style scoped>

</style>
